Finding the Third Proportional to 151,280 and 330,258
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Solution
The third proportional to 151,280 and 330,258 is: 720,983.25
Step by Step Solution
- Step 1: Write the proportion equation
151,280 : 330,258 = 330,258 : x - Step 2: Convert to fraction form
151,280/330,258 = 330,258/x - Step 3: Cross multiply
151,280x = 330,258 × 330,258 - Step 4: Simplify right side
151,280x = 109,070,346,564 - Step 5: Solve for x
x = 109,070,346,564/151,280 - Step 6: Final answer
x = 720,983.25
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Why These Related Problems?
These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.